Finding the Fourth Proportional to 1,512,141.60, 2,264,713.20 and 1,036,250.40
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Solution
The fourth proportional to 1,512,141.60, 2,264,713.20 and 1,036,250.40 is: 1,551,977.65
Step by Step Solution
- Step 1: Write the proportion equation
1,512,141.60 : 2,264,713.20 = 1,036,250.40 : x - Step 2: Convert to fraction form
1,512,141.60/2,264,713.20 = 1,036,250.40/x - Step 3: Cross multiply
1,512,141.60x = 2,264,713.20 × 1,036,250.40 - Step 4: Simplify right side
1,512,141.60x = 2,346,809,959,385.28 - Step 5: Solve for x
x = 2,346,809,959,385.28/1,512,141.60 - Step 6: Final answer
x = 1,551,977.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.